Bottle cap



FIG. 1 is a top perspective view of a bottle cap showing the claimed design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a cross-sectional view thereof, taken along line 9-9 of FIG. 7 ; and,

FIG. 10 is a perspective view thereof showing the claimed design in an environment in which it may be used.

The dashed broken lines in the figures show portions of the bottle cap or environment that form no part of the claimed design. 

CLAIM The ornamental design for a bottle cap, as shown and described. 